The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8532941 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 10, 2013

Filed:

Aug. 26, 2010
Applicants:

Georg Rollmann, Mülheim Ruhr, DE;

Marco Claudio Pio Brunelli, Orlando, FL (US);

Inventors:

Georg Rollmann, Mülheim Ruhr, DE;

Marco Claudio Pio Brunelli, Orlando, FL (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 5/00 (2006.01); G01L 25/00 (2006.01); G01B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method to estimate the fatigue life of a component operable under cyclic stress is provided. A system including testing device for performing a strain controlled test of a component or a representative specimen of the component, to obtain therefrom a first set of data samples including measured stress amplitude values for varying applied strain levels, and a second set of data samples including measured number of cycles to crack initiation for varying applied strain levels is also provided. The system further includes a modeling device for fitting a first low cycle fatigue material curve on the first set of data samples and a second low cycle fatigue material curve on the second set of data samples.


Find Patent Forward Citations

Rollmann, Georg. (2013). Fatigue life estimation method and system (U.S. Patent No. 8532941). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8532941

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